<template>
  <div class="nav-bar">

    <div class="left">
    <slot name="left"></slot>
  </div>
    <div class="center">
      <slot name="center"></slot>
    </div>
    <div class="right">
      <slot name="right"></slot>
    </div>

  </div>
</template>

<script>
  export default {
    name: "NavBar"
  }
</script>

<style scoped>
.nav-bar{
  font-size: 20px;
  font-weight: bold;
  text-align: center;
  display: flex;
  height:44px;
  line-height: 44px;
  box-shadow: 0 1px 1px 0 rgba(100,100,100,0.3);
}
  .left,.right{
    width: 60px;
    /*background:red;  颜色不要这这里设置*/
  }
  .center{
    /*占据全部剩余空间*/
    flex: 1;
    /*background: hotpink; 颜色不要这这里设置*/
  }
</style>